/* * RTLinux unistd.h support * * Written by Michael Barabanov * Copyright (C) Finite State Machine Labs Inc., 2000 * Released under the terms of the GPL Version 2 * */#ifndef __RTL_UNISTD_H__#define __RTL_UNISTD_H__#define _RTL_POSIX_AEP_REALTIME_MINIMAL 1#define _RTL_POSIX_AEP_REALTIME_LANG_C89 1/* #define _POSIX_THREADS */#include <rtl_posixio.h>extern int open(const char *pathname, int flags);extern int close(int fd);extern ssize_t write(int fd, const void *buf, size_t count);extern ssize_t read(int fd, void *buf, size_t count);extern off_t lseek(int fildes, off_t offset, int whence);extern int ioctl(int fd, int request, ...);#ifdef __KERNEL__#undef CHILD_MAX#define CHILD_MAX 0#ifndef SEEK_SET#define SEEK_SET 0#endifextern long sysconf(int name);#endif#endif